Setting up an Obsession 18-inch Telescope | This is a 30 second time-lapse move showing the assembly process for an Obsession 18-inch Dobsonian telescope at Marriott's The Barony Beach Club, hilton...
18 inch Obsession telescope | My friend David and I with our… | Flickr
CN Report: The Obsession 30 - New CN Reports in [!monthname!] - Articles - Articles - Cloudy Nights
A "Classic" Big Dobsonian - The 20" Obsession Telescope - Go Big or Go Home! - YouTube